As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3234 DISC: N ARRIVAL AT GATE APU FUME SMELL APPEARED CAPT TURNED OFF APU BLEED FUMES DISAPPEARED INSTANTLY CAPTAIN AND F/A NO SMELL ADV. C/A: INSPECTED APU / ENGINE INLETS PACK INLETS NO CONTAMINATION. NOTED PREFORMED ECS DECONTAMINATION PER AMDS W/C 2100-2005 R/R RECIRC FILTERS PER A320 AMM 21-26 NO SMELL PRESENT A/C OK FOR SVC. (LP: 729177)